MSNBC Dateline September 6, 2021 07:17:00
Prints off of them? was it usable handprint? >> they werent usable the way they were with just the white fingerprint powder. there werent enough characteristics to compare it to somebody else. >> reporter: then they did a second test using a chemical called amido black. and this time, there was enough detail. one of the handprints was useable for comparison. and the test told them something else. >> so if theres blood on this palm print its going to now show up with this chemical? >> hopefully, ...
Source: archive.org